typo in previous patch.  we need a buf[] to compile.  *redface*

Reference: /n/atom/patch/applied2013/sdbufmiss
Date: Wed Nov 20 00:21:32 CET 2013
Signed-off-by: quanstro@quanstro.net

--- /sys/src/9/port/devsd.c	Wed Nov 20 00:21:13 2013
+++ /sys/src/9/port/devsd.c	Wed Nov 20 00:21:13 2013
@@ -1614,7 +1614,7 @@
 configure(char* spec, DevConf* cf)
 {
 	SDev *s, *sdev;
-	char *p;
+	char *p, buf[64];
 	int i;
 
 	if(sdindex(*spec) < 0)